22855340 has 24 divisors (see below), whose sum is σ = 48152832. Its totient is φ = 9112320.

The previous prime is 22855321. The next prime is 22855369. The reversal of 22855340 is 4355822.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5045 + ... + 8435.

It is an arithmetic number, because the mean of its divisors is an integer number (2006368).

Almost surely, 2^22855340 is an apocalyptic number.

22855340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22855340 is an abundant number, since it is smaller than the sum of its proper divisors (25297492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22855340 is a wasteful number, since it uses less digits than its factorization.

22855340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3737 (or 3735 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 22855340 is about 4780.7258863064. The cubic root of 22855340 is about 283.7892207101.

The spelling of 22855340 in words is "twenty-two million, eight hundred fifty-five thousand, three hundred forty".